πικρὸν με ἀπαιτεῖς ἐνοίκιον → you ask too much of me, you demand a bitter rent from me
silent: V. σιγηλός, σιωπηλός.
secretive: P. κρυψίνους (Xen.).
be reticent about: P. and V. σιγᾶν (acc.), σιωπᾶν (acc.), V. διασιωπᾶν (acc.).